html,
body,
header,
footer,
div,
ul,
li,
img,
a,
span,
em,
del,
form,
label,
input,
hr,
textarea,
h1,
h2,
h3,
h4,
h5,
h6,
p,
i {
    margin: 0;
    border: 0;
    padding: 0;
    font-style: normal;
}
html {
    font-family: "Microsoft Yahei", sans-serif, Arial;
    font-size: 16px;
}
html,
body {
    background-color: #fff;
    min-height: 100%;
    height: 100%;
}
nav,
header,
footer {
    display: block;
}
img,
a,
button,
em,
del,
label,
textarea,
span,
i {
    display: inline-block;
}
header,
footer {
    position: relative;
}
ul {
    list-style: none;
}
a {
    text-decoration: none;
}
a:visited {
    text-decoration: none;
}
a.active,
a.hover {
    outline: 0;
}
label {
    word-wrap: break-word;
    word-break: break-all;
}
input,
button,
textarea {
    border: 0;
    margin: 0;
    padding: 0;
    font-size: 1em;
    line-height: 1em;
    font-family: "Microsoft Yahei", sans-serif, Arial;
    /*-webkit-appearance:none;*/
    background-color: rgba(0, 0, 0, 0);
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}
table td,
table th {
    padding: 0;
}
.middle:after {
    content: '';
    height: 100%;
    display: inline-block;
    vertical-align: middle;
}
/* 涓讳綋 */
body {
    position: relative;
    min-width: 1150px;
    padding-bottom: 70px;
    box-sizing: border-box;
}
.main {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    text-align: center;
    padding: 200px 0 20px 0;
    box-sizing: border-box;
}
.poa-top {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}
.header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}
.header .logo {
    padding: 30px 40px;
    box-sizing: border-box;
    text-align: left;
    font-size: 0;
}
.header .logo img {
    height: 18px;
}
.header .title {
    text-align: center;
    color: #686c69;
    font-size: 36px;
    letter-spacing: 4px;
    height: 120px;
    line-height: 120px;
}
.ovy-a {
    overflow-y: auto;
}
.wd {
    width: 1090px;
}
.content {
    height: 100%;
    margin: 0 auto;
    box-shadow: 0 8px 40px 8px rgba(0, 0, 0, 0.08);
    border-radius: 5px;
    position: relative;
    max-width: 1090px;
    overflow-y: auto;
}
.content:after {
    content: '';
    height: 100%;
    display: inline-block;
    vertical-align: middle;
}
.content .code-box {
    display: inline-block;
    vertical-align: middle;
    text-align: center;
}
.content .code-box .code-title {
    text-align: left;
}
.content .code-box .code-title h4 {
    font-size: 18px;
    color: #171819;
    line-height: 2;
}
.content .code-box .code-title h4 span {
    color: #b12704;
}
.content .code-box .code-title h4 span b {
    margin-left: .5em;
}
.content .code-box .code-title p {
    font-size: 15px;
    color: #676767;
    line-height: 2;
}
.content .code-box .code-img {
    height: 325px;
    width: 325px;
    margin: 15px auto;
}
.content .code-box .code-img img {
    height: 100%;
    width: 100%;
}
.content .code-box .code-foot {
    font-size: 0;
    margin: 30px 0;
}
.content .code-box .code-foot img {
    vertical-align: middle;
    height: 35px;
}
.content .code-box .code-foot span {
    margin-left: 8px;
    vertical-align: middle;
    color: #2e2f31;
    font-size: 24px;
    line-height: 35px;
}
.content.guide .guide-box {
    display: inline-block;
    vertical-align: middle;
    text-align: center;
    font-size: 0;
}
.content.guide .guide-box img {
    width: 100%;
}